70 lines
1.9 KiB
TypeScript
70 lines
1.9 KiB
TypeScript
/**
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* @author Martin Karkowski
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* @email m.karkowski@zema.de
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* @create date 2020-11-06 08:54:35
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* @modify date 2022-01-03 18:02:49
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* @desc [description]
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*/
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import { ILogger } from "js-logger";
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import { getSingleton } from "../helpers/singletonMethod";
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import { LoggerLevel, NopeLogger } from "./nopeLogger";
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/**
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* Return the central loger. This logger is a singleton (see {@link getSingleton})
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*
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* @author M.Karkowski
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* @export
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* @return {NopeLogger} A Returns the Logger {@link NopeLogger}
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*/
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export function getCentralNopeLogger(): NopeLogger {
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const container = getSingleton("nopeBackendLogger.instance", () => {
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return new NopeLogger();
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});
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return container.instance;
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}
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/**
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* Helper Function, to create a Logger. Therefore it uses a specific Level and a Lable of the
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* Logger. The Logger-Level can be overwritten by the central-logger see {@link getCentralNopeLogger}
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*
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*
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* @export
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* @param {LoggerLevel} level The Level, which should be rendered
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* @param {string} [label=''] An Lable for the Logger. Every Message beginns with that lable.
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* @return {*} Returns a Logger.
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*/
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export function getNopeLogger(name: string, level?: LoggerLevel): ILogger {
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return getCentralNopeLogger().getLogger(name, level);
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}
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/**
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* The valid defintion types for the logger.
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*/
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export type ValidLoggerDefinition = ILogger | LoggerLevel | false;
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/**
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* Helper to define a Logger based on the given Logger-Definition.
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* Based on the type, a new logger is created ("LoggerLevel"), the
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* provided Logger is used or if "false" no logger is returned.
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*
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* @author M.Karkowski
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* @export
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* @param {ValidLoggerDefinition} param
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* @param {string} defaultName
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* @return {*}
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*/
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export function defineNopeLogger(
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param: ValidLoggerDefinition,
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defaultName: string
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) {
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if (param == false) {
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return undefined;
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}
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if (typeof param === "string") {
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return getNopeLogger(defaultName, param);
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}
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return param as ILogger;
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}
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